Page 217 of 288

215
Entertainment
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Navigation
Mobility
4.Turn the controller until "BMW Service set-
tings" is selected and press the controller.
5.Change to upper field if necessary. Turn the
controller until "Enabled services" is
selected and press the controller.
6.Select "Enable services" and press the con-
troller.
BMW Assist is enabled and the data
exchange with the BMW Assist Response
Center begins.
Activation takes a few minutes. The status is
displayed on the Control Display. If you open
another menu, the activation process continues
to run in the background.Displaying vehicle data
When BMW Assist is activated, the license
plate and the vehicle identification number of
your vehicle may be displayed.
1.Open the start menu.
2.Press the controller to open the menu.
3.Select "Settings" and press the controller.
4.Select "BMW Service settings" and press
the controller.
5.Change to upper field if necessary. Turn the
controller until "Profile" is selected and
press the controller.
Page 218 of 288
Page 219 of 288
Mobility
This section helps you maintain your
mobility by supplying important information
on vital topics including fuels and lubricants,
wheels and tires, service, maintenance
and roadside assistance.
Mobility
Page 220 of 288

Refueling
218
Refueling
Switch off the engine before refueling,
otherwise no fuel can be filled into the
tank and a message is displayed.<
When handling fuel, always observe all
applicable precautionary measures and
regulations. Never transport reserve fuel con-
tainers in the vehicle. These could become
leaky and cause an explosion or a fire in an acci-
dent.<
Fuel filler door
To open and close: press the rear edge of the
fuel filler door.
Manual release
If an electrical malfunction should occur, you
can unlock the fuel filler door manually.
Sedan
1.In the cargo bay, raise the floor mat and the
cover located beneath it.
2.Open the snap fasteners of the right side
panel and take off the side panel.
3.Pull the knob with the gas pump symbol.
Sports Wagon
1.Unhook the retaining strap*, refer to
page130.
2.Open the right-hand side panel in the cargo
bay.
3.Pull the knob with the gas pump symbol.
Observe the following when refueling
When handling fuels, follow the safety
precautions posted at the filling station.
Otherwise, there is a danger of personal injury
or property damage.<
Place the fuel filler cap in the bracket attached
to the fuel filler door.
Page 221 of 288

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When refueling, insert the filler nozzle com-
pletely into the filler pipe. Avoid raising the filler
nozzle during refueling, otherwise this leads to
>premature pump shutoff
>a reduced efficiency of the fuel-vapor
recovery system.
The fuel tank is full when the filler nozzle clicks
off the first time.
Fuel tank capacity
Approx. 18.5 US gal/70 liters, including the
reserve capacity of approx. 2.1 US gal/8 liters.
550i: approx. 2.6 US gal/10 liters reserve
capacity.
Refuel as soon as possible once your
cruising range falls below 30 miles/
50 km, otherwise engine functions are not
ensured and damage can occur.<
Fuel filler cap
Closing
Fit the cap and turn it clockwise until you clearly
hear a click.
Do not crush the band attached to the
cap; otherwise, the cap may not properly
seal and fuel vapors can escape.<
A message
* is displayed if the cap is loose or
missing.
Fuel specifications
Do not use leaded gasoline, otherwise
permanent damage to the catalytic con-
verter will result.
Do not use E85, i.e. fuel that consists of 85%
ethanol, or Flex Fuel. Otherwise permanent
damage to the engine and the fuel supply sys-
tem will result.<
Required fuel
Super Premium Gasoline/AKI 91
This gasoline is highly recommended.
However, you may also use gasoline with less
AKI. The minimum AKI Rating is 87.
If you use gasoline with this minimum AKI Rat-
ing, the engine may produce knocking sounds
when starting at high outside temperatures.
This has no affect on the engine life.
Do not use gasoline below the specified
minimum quality, otherwise engine dam-
age can result.<
Use high-quality brands
Field experience has indicated significant dif-
ferences in fuel quality: volatility, composition,
additives, etc., among gasolines offered for sale
in the United States and Canada. Fuels contain-
ing up to and including 10 % ethanol or other
oxygenates with up to 2.8 % oxygen by weight,
that is, 15 % MTBE or 3 % methanol plus an
equivalent amount of co-solvent, will not void
the applicable warranties with respect to
defects in materials or workmanship.
The use of poor-quality fuels may result in
drivability, starting and stalling problems
especially under certain environmental condi-
tions such as high ambient temperature and
high altitude.
Should you encounter drivability problems
which you suspect could be related to the fuel
you are using, we recommend that you respond
by switching to a recognized high-quality brand
such as gasoline that is advertised as Top Tier
Detergent Gasoline.
Failure to comply with these recommendations
may also result in unscheduled maintenance.<
Page 222 of 288

Wheels and tires
220
Wheels and tires
Tire inflation pressure
Information for your safety
The condition of the tires and the maintenance
of the specified tire pressure are crucial not only
to the tire's service life, but also to driving com-
fort and most importantly, driving safety.
Checking pressure
Only check tire inflation pressure when the tires
are cold. This means after a maximum of
1.25 miles/2 km driving or when the vehicle has
been parked for at least 2 hours. When tires are
warm, the tire inflation pressure increases.
Check the tire inflation pressure regularly
and correct it as needed, even on the
compact tire
*: at least twice a month and before
starting long trips. Otherwise driving instability
or tire damage, and therefore accidents, can
result from incorrect tire inflation pressures.
Do not drive with depressurized, i.e. flat tires,
except run-flat tires. A flat tire will seriously
impair your vehicle's handling and braking
response. Attempts to drive on a flat tire can
lead to a loss of control over the vehicle.<
After correcting the tire inflation pressure,
reinitialize the Flat Tire Monitor, refer to
page95, or reset the Tire Pressure Monitor,
refer to page97.<
Pressure specifications
The tables below provide all the correct inflation
pressures for the specified tire sizes at ambient
temperature.
The inflation pressures apply to the tire
sizes and tire brands respectively
approved and recommended by BMW; a list of
these is available from your BMW center.
tion pressure for your tires, observe the follow-
ing:
>Tire sizes of your vehicle
>Load conditions
>Maximum allowable driving speed
Tire inflation pressures for speeds
up to 100 mph/160 km/h
For normal driving up to 100 mph/160 km/h,
adjust pressures to the respective tire inflation
pressures listed on the following pages in the
column Traveling speeds up to max. 100 mph/
160 km/h to achieve optimum driving comfort.
These pressure specifications can be found on
the door post when you open the driver's door.
The permissible top speed for these tire
inflation pressures is 100 mph/160 km/h.
Do not exceed this speed, otherwise tire dam-
age and accidents may result.<
Tire inflation pressures for speeds
above 100 mph/160 km/h
In order to drive at maximum speeds in
excess of 100 mph/160 km/h, please
observe, and, if necessary, adjust tire pressures
for speeds exceeding 100 mph/160 km/h from
the relevant table on the following pages.
Otherwise tire damage and accidents could
occur.<
Observe all national and local maximum speed
limits, otherwise violations of the law could
occur.
Page 223 of 288
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528i
Tire sizePressure specifications in psi/kPa
Compact wheel
*:
T 135/80 R 17 102 M61/420
Traveling speeds
up to max. of
100 mph/160 km/hTraveling speeds
including those exceeding
100 mph/160 km/h
All pressure specifications
in the table are indicated in
psi/kilopascal with cold tires.
Cold = ambient temperature
245/45 R 17 95 W
245/45 R 17 99 V M+S XL32/220 33/230 32/220 33/230 35/240 42/290
225/50 R 17 94 V M+S
225/50 R 17 94 W
245/40 R 18 93 W
225/50 R 17 94 H M+S32/220 36/250 32/220 35/240 36/250 44/300
245/40 R 18 97 V M+S XL 32/220 38/260 32/220 38/260 38/260 45/310
Front: 245/40 R 18 93 W
Rear: 275/35R1895W32/220 33/230 32/220 33/230 36/250 42/290
Front: 245/35 R 19 93 Y XL
Rear: 275/30R1996YXL32/220 38/260 32/220 33/230 35/240 42/290
More details on the permissible load and weights can be found on page257.
Page 224 of 288
Wheels and tires
222
535i
Tire sizePressure specifications in psi/kPa
Compact wheel
*:
T 135/80 R 17 102 M61/420
Traveling speeds
up to max. of
100 mph/160 km/hTraveling speeds
including those exceeding
100 mph/160 km/h
All pressure specifications
in the table are indicated in
psi/kilopascal with cold tires.
Cold = ambient temperature
245/45 R 17 95 W
225/55 R 16 95 H M+S
245/45 R 17 99 V M+S XL32/220 35/240 32/220 33/230 35/240 42/290
225/50 R 17 94 M+S W
225/50 R 17 94 W
225/50 R 17 94 H M+S32/220 36/250 32/220 35/240 38/260 45/310
245/40 R 18 93 W 32/220 38/260 32/220 35/240 38/260 45/310
245/40 R 18 97 V M+S XL 32/220 38/260 32/220 38/260 39/270 46/320
Front: 245/40 R 18 93 W
Rear: 275/35 R 18 95 W32/220 35/240 32/220 33/230 38/260 42/290
Front: 245/35 R 19 93 Y XL
Rear: 275/30 R 19 96 Y XL33/230 39/270 32/220 33/230 35/240 42/290
More details on the permissible load and weights can be found on page257.